<%= error_messages_for 'author' %>
<p><label for="author_first_name"><%=t :author_first_name %></label><br/>
<%= text_field 'author', 'first_name' %></p>
<p><label for="author_last_name"><%=t :author_last_name %></label><br/>
<%= text_field 'author', 'last_name' %></p>
